How do I get Price Alerts for flights from Portland to London Stansted Airport?

You can take advantage of momondo’s Price Alerts by first searching for your flights to Portland from London Stansted Airport . Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

How can I save money on flights from Portland to London Stansted Airport with momondo?

Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore” . Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

How does momondo find its flight prices?

We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

When did momondo last update prices for flights from Portland Airport to London Stansted Airport?

Prices for flights from Portland Airport to London Stansted Airport are updated daily.

How old do you have to be to fly from Portland Airport to London Stansted Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portland Airport to London Stansted Airport.

What documentation or ID do you need to fly to London Stansted Airport?

The travel and health documents required for your trip to London Stansted Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Stansted Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$350 Cheap Flights from Portland to London Stansted Airport in 2025/26

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0 bags

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

3:45 pm - 9:20 pm

PDX

STN

22h 35m2 stops

8:30 am - 6:00 pm

STN

PDX

16h 30m2 stops

$604Multiple Airlines

Tue, Mar 10 - Wed, Mar 18

3:45 pm - 10:15 pm

PDX

STN

23h 30m3 stops

6:45 am - 6:00 pm

STN

PDX

19h 15m2 stops

$845Multiple Airlines

Mon, Mar 23 - Mon, Mar 30

3:30 pm - 9:25 pm

PDX

STN

21h 55m2 stops

8:30 am - 5:55 pm

STN

PDX

17h 25m2 stops

$939Multiple Airlines

Sat, May 16 - Sun, May 31

3:30 pm - 9:20 pm

PDX

STN

21h 50m2 stops

11:10 am - 6:00 pm

STN

PDX

14h 50m2 stops

$950Multiple Airlines

Thu, Apr 9 - Mon, Apr 27

3:30 pm - 9:20 pm

PDX

STN

21h 50m2 stops

8:30 am - 5:55 pm

STN

PDX

17h 25m2 stops

$951Multiple Airlines

Thu, May 14 - Sun, May 31

3:30 pm - 8:55 pm

PDX

STN

21h 25m2 stops

9:00 pm - 5:55 pm

STN

PDX

28h 55m3 stops

$959Multiple Airlines

Mon, May 4 - Tue, May 19

3:30 pm - 9:00 pm

PDX

STN

21h 30m2 stops

6:30 am - 6:00 pm

STN

PDX

19h 30m2 stops

$996Multiple Airlines

Thu, Apr 23 - Fri, May 8

4:00 pm - 10:10 pm

PDX

STN

22h 10m2 stops

6:15 am - 8:38 pm

STN

PDX

22h 23m2 stops

$1,124Multiple Airlines

Sun, Apr 5 - Tue, May 12

10:10 am - 2:15 pm

PDX

STN

20h 05m2 stops

8:30 am - 5:55 pm

STN

PDX

17h 25m2 stops

$1,225Multiple Airlines

Fri, May 15 - Sun, May 31

3:45 pm - 8:35 pm

PDX

STN

21h 50m2 stops

6:45 am - 6:00 pm

STN

PDX

19h 15m2 stops

$1,307Multiple Airlines

Mon, Mar 23 - Mon, Mar 30

momondo Fare Finder

Use the filters below to find and compare flights from Portland to London Stansted Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandLondon

PDX - STN

PDXSTN

Portland

Tue 3/10

3:45 pm-9:20 pm

2 stops22h 35m

London Stansted

Wed 3/18

8:30 am-6:00 pm

2 stops16h 30m

$604

PortlandLondon

PDX - STN

PDXSTN

Portland

Mon 3/23

3:45 pm-10:15 pm

3 stops23h 30m

London Stansted

Mon 3/30

6:45 am-6:00 pm

2 stops19h 15m

$845

PortlandLondon

PDX - STN

PDXSTN

Portland

Sat 5/16

3:30 pm-9:25 pm

2 stops21h 55m

London Stansted

Sun 5/31

8:30 am-5:55 pm

2 stops17h 25m

$939

PortlandLondon

PDX - STN

PDXSTN

Portland

Thu 4/9

3:30 pm-9:20 pm

2 stops21h 50m

London Stansted

Mon 4/27

11:10 am-6:00 pm

2 stops14h 50m

$950

PortlandLondon

PDX - STN

PDXSTN

Portland

Thu 5/14

3:30 pm-9:20 pm

2 stops21h 50m

London Stansted

Sun 5/31

8:30 am-5:55 pm

2 stops17h 25m

$951

PortlandLondon

PDX - STN

PDXSTN

Portland

Mon 5/4

3:30 pm-8:55 pm

2 stops21h 25m

London Stansted

Tue 5/19

9:00 pm-5:55 pm

3 stops28h 55m

$959

PortlandLondon

PDX - STN

PDXSTN

Portland

Thu 4/23

3:30 pm-9:00 pm

2 stops21h 30m

London Stansted

Fri 5/8

6:30 am-6:00 pm

2 stops19h 30m

$996

PortlandLondon

PDX - STN

PDXSTN

Portland

Sun 4/5

4:00 pm-10:10 pm

2 stops22h 10m

London Stansted

Tue 5/12

6:15 am-8:38 pm

2 stops22h 23m

$1,124

PortlandLondon

PDX - STN

PDXSTN

Portland

Fri 5/15

10:10 am-2:15 pm

2 stops20h 05m

London Stansted

Sun 5/31

8:30 am-5:55 pm

2 stops17h 25m

$1,225

PortlandLondon

PDX - STN

PDXSTN

Portland

Mon 3/23

3:45 pm-8:35 pm

2 stops21h 50m

London Stansted

Mon 3/30

6:45 am-6:00 pm

2 stops19h 15m

$1,307

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

When to book flights from Portland to London Stansted Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to London Stansted Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Portland to London Stansted Airport (PDX to STN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to London Stansted Airport

Fastest flight time	17h 05m
Direct flights	None

The fastest flight from Portland to London Stansted Airport takes 17h 05m

There are no direct flights from Portland to London Stansted Airport. There are no popular flight routes from Portland to London Stansted Airport.

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How far is Portland to London Stansted by plane?
The straight-line distance from Portland to London Stansted is 4898.6 mi. Typically, this will take 16h 25m by plane in normal conditions.
When did momondo last update prices for flights from Portland Airport to London Stansted Airport?
Prices for flights from Portland Airport to London Stansted Airport are updated daily.
How old do you have to be to fly from Portland Airport to London Stansted Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portland Airport to London Stansted Airport.
What documentation or ID do you need to fly to London Stansted Airport?
The travel and health documents required for your trip to London Stansted Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Stansted Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

How do I get Price Alerts for flights from Portland to London Stansted Airport?
You can take advantage of momondo’s Price Alerts by first searching for your flights to Portland from London Stansted Airport. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.
How can I save money on flights from Portland to London Stansted Airport with momondo?
Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.
How does momondo find its flight prices?
We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Gatwick

Hounslow

Milton Keynes

Dover

Luton

Slough

Guildford

Hayes

Dartford

Crawley

Brentwood

Wembley

Romford

Watford

Ilford

Cobham

Folkestone

Uxbridge

Stansted

Chelmsford

Why use momondo?

Why should I use momondo to find a flight deal from Portland to London?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Portland to London for you.

Can I find flights from Portland to London with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Portland to London flights to just show those with flexible booking policies.

How can momondo help me find flights from Portland to London?

momondo provides multiple filters to help you find the best flight to London from Portland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Portland to London right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to London from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your London Stansted Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Cheap flights from Portland to London from $331

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to London departing on 12/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Portland to London

Cheap round-trip flights

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Cheap last minute flights

momondo Fare Finder

Use the filters below to find and compare flights from Portland to London Stansted Airport that are best for you.

When to book flights from Portland to London Stansted Airport

Cheap Portland to London Stansted Airport (PDX to STN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to London Stansted Airport

Fastest flight time

Direct flights

How far is Portland to London Stansted by plane?

When did momondo last update prices for flights from Portland Airport to London Stansted Airport?

How old do you have to be to fly from Portland Airport to London Stansted Airport?

What documentation or ID do you need to fly to London Stansted Airport?

How do I get Price Alerts for flights from Portland to London Stansted Airport?

How can I save money on flights from Portland to London Stansted Airport with momondo?

How does momondo find its flight prices?

Traveling to a place near London?

Why use momondo?

Why should I use momondo to find a flight deal from Portland to London?

Can I find flights from Portland to London with flexible booking policies on momondo?

How can momondo help me find flights from Portland to London?

I’m not ready to book a flight from Portland to London right now. Can momondo alert me if prices change?

An easier way to manage your London Stansted Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to London

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo